/*
 * @Author: Your name
 * @Date:   2020-08-13 18:34:56
 * @Last Modified by:   Your name
 * @Last Modified time: 2020-08-13 18:35:59
 */
html, body, #app{
  height: 100%;
  margin: 0;
  padding: 0;
}
/* 解决级联框高度100%，超出了屏幕的bug */
.el-cascader-panel{
  height: 200px;
}